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** Foundation and appearing in the file LICENSE.LGPL included in the
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****************************************************************************/

#ifndef SSHBOTANCONVERSIONS_P_H
#define SSHBOTANCONVERSIONS_P_H

#include "sshcapabilities_p.h"

#include <botan/botan.h>

namespace QSsh {
namespace Internal {

inline const Botan::byte *convertByteArray(const QByteArray &a)
{
    return reinterpret_cast<const Botan::byte *>(a.constData());
}

inline Botan::byte *convertByteArray(QByteArray &a)
{
    return reinterpret_cast<Botan::byte *>(a.data());
}

inline QByteArray convertByteArray(const Botan::SecureVector<Botan::byte> &v)
{
    return QByteArray(reinterpret_cast<const char *>(v.begin()), v.size());
}

inline const char *botanKeyExchangeAlgoName(const QByteArray &rfcAlgoName)
{
    Q_ASSERT(rfcAlgoName == SshCapabilities::DiffieHellmanGroup1Sha1
        || rfcAlgoName == SshCapabilities::DiffieHellmanGroup14Sha1);
    return rfcAlgoName == SshCapabilities::DiffieHellmanGroup1Sha1
        ? "modp/ietf/1024" : "modp/ietf/2048";
}

inline const char *botanCryptAlgoName(const QByteArray &rfcAlgoName)
{
    Q_ASSERT(rfcAlgoName == SshCapabilities::CryptAlgo3Des
        || rfcAlgoName == SshCapabilities::CryptAlgoAes128);
    return rfcAlgoName == SshCapabilities::CryptAlgo3Des
        ? "TripleDES" : "AES-128";
}

inline const char *botanEmsaAlgoName(const QByteArray &rfcAlgoName)
{
    Q_ASSERT(rfcAlgoName == SshCapabilities::PubKeyDss
        || rfcAlgoName == SshCapabilities::PubKeyRsa);
    return rfcAlgoName == SshCapabilities::PubKeyDss
        ? "EMSA1(SHA-1)" : "EMSA3(SHA-1)";
}

inline const char *botanSha1Name() { return "SHA-1"; }

inline const char *botanHMacAlgoName(const QByteArray &rfcAlgoName)
{
    Q_ASSERT(rfcAlgoName == SshCapabilities::HMacSha1);
    Q_UNUSED(rfcAlgoName);
    return botanSha1Name();
}

inline quint32 botanHMacKeyLen(const QByteArray &rfcAlgoName)
{
    Q_ASSERT(rfcAlgoName == SshCapabilities::HMacSha1);
    Q_UNUSED(rfcAlgoName);
    return 20;
}

} // namespace Internal
} // namespace QSsh

#endif // SSHBOTANCONVERSIONS_P_H
